Shop Nilight Throttle Body fits for GMC Chevrolet Buick Cadillac Vehicles – for Chevy Avalanche Express Silverado Suburban Tahoe GMC Envoy Savana Sierra Yukon Buick Cadillac Escalade 2003-2007, 12570800 in high quality, support 2-year warranty. The redesigned electronic sensor improves on previous models, addressing common failure points due to excessive wear, ensuring reliable performance and durability.